Chou Collection, Middle Volume Radical: Earth (tǔ) Entry: ya Kangxi Stroke Count: 11 Page 230, Entry 15 According to the Sound Compilation (Jiyun), pronounced wu. It refers to a small barrier or obstacle. Another interpretation describes it as a low city wall. Also pronounced wu. It refers to a village in the wilderness. Originally written as ao. Sometimes written as wu. In the Historical Repository (Picang), it is written in a variant form. In the Essential Compendium (Juyao), it is synonymous with the character pronounced e.